Displaying commits made between 2021-01-01 (inclusive) and 2021-02-01 (exclusive):
# Using before and after
git log --after="2021-01-01" --before="2021-02-01"
# Using since and until
git log --since="2021-01-01" --until="2021-02-01"
Note: The "--after" and "--since" results INCLUDE the specified date ( >= ), while the "--before" and "--until" EXCLUDE the specified date ( < ).